219067810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{613}}^1\times {\mathrm{2749}}^1$

素因数の和:3382

約数の個数: 32

約数和(自身を含む): 425502000

約数和(自身を除く): 206434190

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 613, 1226, 2749, 3065, 5498, 6130, 7969, 13745, 15938, 27490, 35737, 39845, 71474, 79690, 178685, 357370, 1685137, 3370274, 8425685, 16851370, 21906781, 43813562, 109533905, 219067810]

約数ペア:

[(1, 219067810), (2, 109533905), (5, 43813562), (10, 21906781), (13, 16851370), (26, 8425685), (65, 3370274), (130, 1685137), (613, 357370), (1226, 178685), (2749, 79690), (3065, 71474), (5498, 39845), (6130, 35737), (7969, 27490), (13745, 15938)]